Trump’s former chief political strategist and campaign chief executive could very well be the next key witness interviewed by Special Counsel Robert Mueller in his ongoing investigation into alleged Russian collusion.

Many within and outside the White House have hired lawyers to represent them, and one attorney suggested the mood within the president’s home could be far tenser than the administration might have the public believe.

Lawyers supporting President Donald Trump argued Monday that he cannot be charged with obstruction of justice. Yet legal experts say charging him is not necessary to bring articles of impeachment against the commander in chief.